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Finding the Fourth Proportional to 95,649.64, 131,980.98 and 53,207.08

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Solution

The fourth proportional to 95,649.64, 131,980.98 and 53,207.08 is: 73,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,649.64 : 131,980.98 = 53,207.08 : x
  2. Step 2: Convert to fraction form
    95,649.64/131,980.98 = 53,207.08/x
  3. Step 3: Cross multiply
    95,649.64x = 131,980.98 × 53,207.08
  4. Step 4: Simplify right side
    95,649.64x = 7,022,322,561.34
  5. Step 5: Solve for x
    x = 7,022,322,561.34/95,649.64
  6. Step 6: Final answer
    x = 73,417.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.